EP3835588A4 - Pompe à vide, ainsi que section cylindrique et section base utilisées dans une pompe à vide - Google Patents

Pompe à vide, ainsi que section cylindrique et section base utilisées dans une pompe à vide Download PDF

Info

Publication number
EP3835588A4
EP3835588A4 EP19848544.3A EP19848544A EP3835588A4 EP 3835588 A4 EP3835588 A4 EP 3835588A4 EP 19848544 A EP19848544 A EP 19848544A EP 3835588 A4 EP3835588 A4 EP 3835588A4
Authority
EP
European Patent Office
Prior art keywords
vacuum pump
base section
cylindrical section
section
cylindrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19848544.3A
Other languages
German (de)
English (en)
Other versions
EP3835588A1 (fr
Inventor
Yoshinobu Ohtachi
Yasushi Maejima
Tsutomu Takaada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Edwards Japan Ltd
Original Assignee
Edwards Japan Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Edwards Japan Ltd filed Critical Edwards Japan Ltd
Publication of EP3835588A1 publication Critical patent/EP3835588A1/fr
Publication of EP3835588A4 publication Critical patent/EP3835588A4/fr
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042—Turbomolecular vacuum pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/181—Axial flow rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/64—Mounting; Assembling; Disassembling of axial pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/64—Mounting; Assembling; Disassembling of axial pumps
    • F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP19848544.3A 2018-08-08 2019-08-02 Pompe à vide, ainsi que section cylindrique et section base utilisées dans une pompe à vide Pending EP3835588A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018149485A JP7668612B2 (ja) 2018-08-08 2018-08-08 真空ポンプ
PCT/JP2019/030617 WO2020031927A1 (fr) 2018-08-08 2019-08-02 Pompe à vide, ainsi que section cylindrique et section base utilisées dans une pompe à vide

Publications (2)

Publication Number Publication Date
EP3835588A1 EP3835588A1 (fr) 2021-06-16
EP3835588A4 true EP3835588A4 (fr) 2022-04-20

Family

ID=69414739

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19848544.3A Pending EP3835588A4 (fr) 2018-08-08 2019-08-02 Pompe à vide, ainsi que section cylindrique et section base utilisées dans une pompe à vide

Country Status (6)

Country Link
US (1) US11480182B2 (fr)
EP (1) EP3835588A4 (fr)
JP (1) JP7668612B2 (fr)
KR (1) KR102739461B1 (fr)
CN (1) CN112469902B (fr)
WO (1) WO2020031927A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023010410A (ja) * 2021-07-09 2023-01-20 エドワーズ株式会社 真空ポンプ
TWI793705B (zh) * 2021-08-05 2023-02-21 致揚科技股份有限公司 渦輪分子幫浦及其一體成型式轉子元件
CN118979887B (zh) * 2024-10-22 2024-12-20 苏州中科科仪技术发展有限公司 一种静片隔离环一体化组件及其应用

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11230084A (ja) * 1998-02-18 1999-08-24 Ebara Corp ターボ分子ポンプ
DE102008058149A1 (de) * 2008-11-20 2010-05-27 Oerlikon Leybold Vacuum Gmbh Turbomolekularpumpe
JP5115627B2 (ja) * 2008-06-19 2013-01-09 株式会社島津製作所 ターボ分子ポンプ
JP2017044185A (ja) * 2015-08-28 2017-03-02 株式会社島津製作所 ターボ分子ポンプ

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6077795A (ja) 1983-10-03 1985-05-02 松下電器産業株式会社 洗濯機
JPS6077795U (ja) * 1983-10-31 1985-05-30 株式会社島津製作所 タ−ボ分子ポンプ
JPH1089284A (ja) * 1996-09-12 1998-04-07 Seiko Seiki Co Ltd ターボ分子ポンプ
JP3359866B2 (ja) * 1997-06-27 2002-12-24 株式会社荏原製作所 ターボ分子ポンプ
JP4447684B2 (ja) * 1999-01-13 2010-04-07 株式会社島津製作所 ターボ分子ポンプ
JP2002070787A (ja) * 2000-08-25 2002-03-08 Kashiyama Kogyo Kk 真空ポンプ
JP4136402B2 (ja) 2002-03-08 2008-08-20 株式会社島津製作所 ターボ分子ポンプ
JP2003269364A (ja) 2002-03-12 2003-09-25 Boc Edwards Technologies Ltd 真空ポンプ
JP2005083271A (ja) * 2003-09-09 2005-03-31 Boc Edwards Kk 真空ポンプ
JP4565859B2 (ja) 2004-02-26 2010-10-20 樫山工業株式会社 ポンプ
JP2005320905A (ja) * 2004-05-10 2005-11-17 Boc Edwards Kk 真空ポンプ
JP4749054B2 (ja) * 2005-06-22 2011-08-17 エドワーズ株式会社 ターボ分子ポンプ、およびターボ分子ポンプの組み立て方法
WO2007004542A1 (fr) * 2005-07-01 2007-01-11 Boc Edwards Japan Limited Pompe turbomoléculaire
JP2007309245A (ja) * 2006-05-19 2007-11-29 Boc Edwards Kk 真空ポンプ
JP4952151B2 (ja) 2006-09-04 2012-06-13 住友電気工業株式会社 Ｉｉｉ−ｖ化合物半導体を成長する方法
JP4925781B2 (ja) * 2006-10-05 2012-05-09 エドワーズ株式会社 真空ポンプとその振動吸収ダンパ
CN101981321B (zh) * 2008-03-31 2014-05-28 株式会社岛津制作所 涡轮式分子泵
JP5397138B2 (ja) * 2009-10-02 2014-01-22 株式会社島津製作所 ターボ分子ポンプ
JP5919745B2 (ja) * 2011-11-15 2016-05-18 株式会社島津製作所 真空ポンプ
KR102123135B1 (ko) * 2013-01-31 2020-06-15 에드워즈 가부시키가이샤 진공 펌프
JP2015059426A (ja) * 2013-09-17 2015-03-30 エドワーズ株式会社 真空ポンプの固定部品
JP6692635B2 (ja) * 2015-12-09 2020-05-13 エドワーズ株式会社 連結型ネジ溝スペーサ、および真空ポンプ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11230084A (ja) * 1998-02-18 1999-08-24 Ebara Corp ターボ分子ポンプ
JP5115627B2 (ja) * 2008-06-19 2013-01-09 株式会社島津製作所 ターボ分子ポンプ
DE102008058149A1 (de) * 2008-11-20 2010-05-27 Oerlikon Leybold Vacuum Gmbh Turbomolekularpumpe
JP2017044185A (ja) * 2015-08-28 2017-03-02 株式会社島津製作所 ターボ分子ポンプ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020031927A1 *

Also Published As

Publication number Publication date
JP2020023949A (ja) 2020-02-13
US20210293244A1 (en) 2021-09-23
US11480182B2 (en) 2022-10-25
WO2020031927A1 (fr) 2020-02-13
CN112469902A (zh) 2021-03-09
KR20210040040A (ko) 2021-04-12
JP7668612B2 (ja) 2025-04-25
EP3835588A1 (fr) 2021-06-16
CN112469902B (zh) 2023-06-16
KR102739461B1 (ko) 2024-12-06

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